Upgrade your toolbox with the Draper D20 20V Brushless Reciprocating Saw Bare Unit. With Brushless Motor it offers a pendulum action and a 28mm stroke length. It also features a quick-change blade system and comes with blades for cutting wood and steel. The D20 interchangeable battery system allows you to use one battery with any tool in the D20 series. Please Note: Operates solely on batteries (not included), with no mains powers required.